Undoubtedly, the product is of the utmost importance for the start of any project. Without a product, there is no way to verify the capabilities and prospects of a particular project. Therefore, in the ICO stage, it is necessary to evaluate the available product.
It's true that a product is helpful to gain more investors for the ico, the investors can easily trust the team and no doubt is possible. An ICO without a project needs a careful study to avoid joining in a scam team.